- Small improvements. We'd need a derived CellRenderer to put

this into a TreeView


git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@917 3ecf2c5c-341e-0410-92b4-d18e462d057c

src/schedulable_state_widget.hh

@@ -27,6 +27,7 @@
 #include "cairo_elements.hh"
 #include "cairo_widget.hh"
 
+#include "glibmm/refptr.h"
 #include "gtkmm/tooltips.h"
 
 namespace sgpem
@@ -35,11 +36,12 @@ namespace sgpem
   {
   public:
     SchedulableStateWidget(Schedulable::state st);
+    ~SchedulableStateWidget();
 
     void set_state(Schedulable::state new_state);
 
   protected:
-    virtual void draw_widget(cairo_t* ctx) = 0;
+    virtual void draw_widget(cairo_t* ctx);
 
     // with this method CairoWidget tells the needed drawing dimensions
     virtual void calc_drawing_size(size_t& width, size_t& height) const;
@@ -48,8 +50,8 @@ namespace sgpem
     virtual void calc_widget_size(size_t& width, size_t& height) const;
 
   private:
-           Color         _color;
-    static Gtk::Tooltips _ttips;
+           Color          _color;
+    static Gtk::Tooltips* _ttips;
   };
 
 } //~ namespace sgpem